Russia, Emperor Nicholas I. Silver Poltina (½ Rouble) Coin. Denomination: Poltina (½ Rouble)Mint Place: St. Petersburg (С.П.Б.)Mint Master: Paul Alexiev (ПA, 1847-52)Reference: Bitkin 255, Severin 3495, KM-167.1. Material: Silver (.868)Diameter: 28.5mm Weight: 10.33gmObverse: Crown above value in cyrilic letters and date inside wreath.Legend: МОНЕТА ПОЛТИНА / 1846 / С.П.Б. (“COIN ROUBLE / 184 ...